Current Conditions
More Information
WeatherCity Home
Switch to Metric Units
[ Almanac ]  
Sunrise:  7:15 am
Sunset:  4:48 pm
[ Moon Phases ]  

Last Quarter
Jan 12

New Moon
Jan 19

First Quarter
Jan 26

Full Moon
Feb 3




January 7th, 2026 :: 6:15 am CST   

Local Weather Report for
Decatur
Illinois, United States

 Current Decatur Weather Conditions Updated January 7th at 4:54 am 
moderate fog
Temperature:36°F Dew Point:36°F
Barometer:29.92 inHg Wind:calm
Humidity:100.0% Visibility:0M
 
 Decatur Weather Forecast Summary  
 
Today
Jan 7th
Thursday
Jan 8th
Friday
Jan 9th
Saturday
Jan 10th
Sunday
Jan 11th
Cloudy Showers Showers Mix of rain and snow Mostly Sunny
55°F
62°F
44°F
61°F
40°F
42°F
28°F
32°F
22°F
 
 Decatur Detailed Weather Forecast  
 
Wednesday, January 7th, 2026
Morning Temperature: 47°F
Sunny. Windy at times.
Afternoon Temperature: 47°F
Sunny.
Evening Temperature: 44°F
Cloudy. Windy at times.
Thursday, January 8th, 2026
Overnight Temperature: 44°F
Cloudy. Windy at times.
Morning Temperature: 53°F
Cloudy with a chance of showers. Windy.
Afternoon Temperature: 60°F
Cloudy with a chance of showers. Wind 20 to 30 mph.
Evening Temperature: 62°F
Cloudy with a few showers. Windy.
Friday, January 9th, 2026
Overnight Temperature: 60°F
Clear with showers likely. Windy.
Morning Temperature: 50°F
Cloudy. Windy.
Afternoon Temperature: 45°F
Cloudy.
Evening Temperature: 42°F
Cloudy. Windy at times.
Saturday, January 10th, 2026
Overnight Temperature: 39°F
Cloudy with showers likely.
Morning Temperature: 39°F
Cloudy with showers likely. Showers possibly mixed with wet flurries. Windy.
Afternoon Temperature: 35°F
Sunny with cloudy periods with a chance of flurries or showers. Risk of freezing rain. Windy.
Evening Temperature: 30°F
Cloudy with clear periods. Windy.
Sunday, January 11th, 2026
Overnight Temperature: 24°F
Clear. Windy.
Morning Temperature: 27°F
A mix of cloud and sun. Windy.
Afternoon Temperature: 28°F
Sunny. Windy at times.
Evening Temperature: 26°F
Mostly clear.
Monday, January 12th, 2026
Overnight Temperature: 25°F
Clear.
Morning Temperature: 35°F
Sunny with cloudy periods. Windy.
Afternoon Temperature: 35°F
Sunny. Windy at times.
Evening Temperature: 33°F
Cloudy. Windy at times.
Tuesday, January 13th, 2026
Overnight Temperature: 33°F
Cloudy. Windy at times.
Morning Temperature: 39°F
Cloudy. Windy at times.
Afternoon Temperature: 38°F
Cloudy with sunny periods.
Evening Temperature: 34°F
Cloudy.
Wednesday, January 14th, 2026
Overnight Temperature: 30°F
Cloudy.
Morning Temperature: 32°F
Cloudy with a chance of flurries or showers. Windy at times.
Afternoon Temperature: 30°F
Cloudy with a slight chance of flurries or showers.
Evening Temperature: 27°F
Clear with cloudy periods. Windy at times.
Thursday, January 15th, 2026
Overnight Temperature: 25°F
Clear with cloudy periods. Windy at times.
Morning Temperature: 27°F
Cloudy. Windy at times.
Afternoon Temperature: 24°F
Sunny.
Evening Temperature: 24°F
A mix of cloudy and clear skies.





 

  [ Local Weather Report ]
Monticello, IL 
 
Sullivan, IL 
 
Clinton, IL 
 
Shelbyville, IL 
 
Tuscola, IL 
 
Taylorville, IL 
4:55 AM  28°F
Overcast
 
Pana, IL 
 
Champaign, IL 
4:53 AM  36°F
mist
 
Lincoln, IL 
4:55 AM  36°F
mist
 
Urbana, IL 
4:53 AM  36°F
mist

 
This WeatherCity Weather Forecast for Decatur, Illinois, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

  Decatur weather brought to you by WeatherCity Server: us-chi1   Rendered in 0.00278s  
Home   |   About WeatherCity